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Niranjan S. — Senior Data Engineer from Belgium

Niranjan S.

Senior Data Engineer

Belgium 6+ years
Open to offersNew to Platform
Languages
EnglishHindi
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About

Niranjan S. is a seasoned Senior Data Engineer with over 15 years of experience in designing and scaling cloud-native data platforms. He has a notable expertise in leveraging Databricks, Snowflake, and Apache Airflow to enhance data architecture, pipeline engineering, and analytics ecosystems. Throughout his career, he has developed KPI-driven reporting systems and executive dashboards utilizing Tableau and Power BI, which have enabled data-driven decision-making across teams. Niranjan has a proven track record in building production-grade systems, emphasizing data modeling, API design, and CI/CD for scalable insights. His experience includes roles with Nike and Advantest Europe GmbH, where he optimized data models and reporting, improved query latency, and integrated role-based security measures, ultimately enhancing stakeholder decision-making capabilities. With an early adoption of agentic AI tools such as Claude and Kimi, Niranjan accelerates delivery while maintaining architecture and code quality.

Experience

  • Data Engineer

    Nike · 2023 — 2026
    Developed and optimized scalable data pipelines using Snowflake and Databricks, employing Databricks Workflows and Airflow DAGs for reliable reporting and analytics. Designed data models and lakehouse architectures with Delta Lake to meet complex analytics needs. Enhanced Tableau reporting and data models, significantly reducing query latency and ensuring data accuracy. Created KPI-driven Tableau dashboards for executive-level reporting, facilitating data-driven decision-making. Established engineering best practices with Jenkins-based CI/CD pipelines and automated testing, achieving zero-downtime deployments. Implemented data governance in Snowflake, ensuring secure access to sensitive data. Utilized Cursor AI to improve development workflows, accelerating delivery timelines.

  • Data Engineer

    Advantest Europe GmbH · 2020 — 2023
    Designed dimensional data models and executed ETL processes utilizing Lua scripting with SCD Type 2 for historical data tracking. Facilitated the migration of an enterprise database from Oracle to Exasol, achieving minimal downtime. Developed dynamic Power BI dashboards for real-time analytics in executive reporting. Enhanced ETL pipeline efficiency through shell scripting automation, significantly reducing processing times. Collaborated with business teams to align solutions with enterprise architecture requirements. Improved database performance via SQL optimization, resulting in faster report generation.

  • Senior Data & Software Engineer

    Companies: AI Enterprise, Verizon, Fidelity Investments, Societe Generale, Mindtree, TCS · 2008 — 2020
    Implemented SCD Type 2 logic for tracking historical data in various enterprise warehouse projects. Created complex ETL pipelines using Oracle PL/SQL and Informatica to convert raw data into dimensional structures suitable for warehousing. Enhanced database performance through strategic indexing and query optimization, significantly lowering data load times. Developed integration workflows incorporating Source Qualifier, Joiner, Lookup, and Aggregator transformations. Designed star schemas and dimensional models for data warehouses, conducting risk analyses and establishing data retention policies.

Skills & Expertise

AI and Data ScienceAI EngineerData Visualization SpecialistData ArchitectData Engineer

Education

  • MBA in Project Management
    Sikkim Manipal University · 2011 — 2013
  • Bachelor of Engineering in Information Science
    National Institute of Engineering · 2004 — 2008